		
		#div2{
			
			width: 39.375rem;
			height: 5rem;	
			float: right;
			margin-top: 3.75rem;
		}
		.showDiv{
			position: absolute;
			width:21.875rem;
			height: 0px;
			border:1px solid red;
			box-shadow: 5px 5px 10px;
			
			display: none;
		}
		#search:focus ~.showDiv{
			background-color: white;
			display: block;
			height: 9.375rem;
			transition: height 0.3s;
			z-index: 999;
		}
		/*搜索框*/
		#search{
			vertical-align: middle;
			margin: 0;
			padding: 0;
			
			width: 21.875rem;
			height:2rem;
			border:0.5px solid red;
		}

		/*搜索按钮*/
		#start{
			
			vertical-align: middle;
			margin-left: -0.375rem;
			padding: 0;
			
			box-sizing: content-box;
			width: 2.1875rem;
			height: 2rem;
			background-image: url("../picture/5820.jpg");
			background-size: 100%;
			
			border: 1px solid red;
			
		}


		/*注册*/
		#login{
			padding: 0;
			vertical-align: middle;
			width: 2.65rem;
			border-color: red;
			background-color: red;
			color: white;
			height: 2rem;
			border-radius: 10px;
		}

		/*登陆*/
		#regis{
			padding: 0;
			vertical-align: middle;
			width: 2.65rem;
			border-color: red;
			background-color: red;
			color: white;
			height: 2rem;
			border-radius: 10px;
		}


		/*搜索框下方文字列表*/
		#ul2{
			overflow: hidden;
			width: 24.5rem;
			height: 1.5rem;
			
			margin: 0;
			padding: 0;
			list-style-type: none;

		}	
		.li2{
			margin: 0;
			padding: 0;
			
			display: inline-block;
			
		}	
		.li2>a{
			font-size: 0.05rem;
			text-decoration: none;
		}